What is the primary function of the 'Spooler' service in modern desktop operating systems? MCQ with Answer and Explanation

What is the primary function of the 'Spooler' service in modern desktop operating systems?
A. To clean up invalid browser caches.
B. To intercept and hold document workloads intended for a slow peripheral printer, scheduling their sequential delivery.
C. To coordinate multi-processor network scaling.
D. To optimize database queries.
Answer: Option B
Solution (By JKSSB Mock Tests)
The print spooler intercepts print jobs from applications, writes them to disk buffers, and streams them sequentially to the slower target printer hardware.

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Which Windows utility allows an administrator to schedule a task or script to execute automatically at specific times or after certain events?
A. Task Scheduler
B. Registry Editor
C. System Properties
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Correct Answer: Option A


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Windows Task Scheduler is a built-in tool that lets users and administrative accounts schedule automated routines to execute on specific dates/times.

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Question #2
Which Windows feature provides a centralized location for system settings and control?
A. System Configuration
B. Control Panel
C. Settings app
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Correct Answer: Option D


Explanation:
Windows offers both Control Panel (legacy) and Settings (modern) for system configuration; many settings overlap.

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What is the main role of the Android 'Dalvik/ART Virtual Machine'?
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Correct Answer: Option D


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